Ground glass


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ground glass

[¦grau̇nd ′glas]
(optics)
A sheet of matte-surfaced glass on the back of a view camera or process camera so that the image of the subject can be focused on it; it is exactly in the film plane.

Ground glass

Glass whose surface has been roughened with an abrasive, diffusing the light passing through it; produced by sand blasting or etching with acid.

ground glass

Glass having a surface that has been roughened, usually by sandblasting or by acid, to make it nontransparent.
References in periodicals archive ?
While more research is needed before changes are made to clinical practice, the results suggest that women with ground glass nodules may need closer follow-up than men.
Addition of 15% of ground glass into formation mixture and burning of samples at 1080[degrees]C reduces the porosity of the samples by approx.
Bibasilar reticular abnormalities with minimal ground glass on high-resolution CT scans
In the glass centre's contemporary gallery, Cigler's works Different Landscape, Ground Glass and Light Field, a bed of light, are being shown together for first time.
They found that the HRCT findings of diffuse BAC were a combination of ground glass opacities, consolidation and multiple nodules.
A repeat head CT remained negative, but the chest CT showed bilateral pleural effusions with ground glass opacities of the lower lobes and multiple bilateral ill-defined nodules (Figure 1B) and no signs of pulmonary artery embolism.
CT scans often show intense inflammation with centrilobular nodules, ground glass opacities in a mosaic pattern, and air trapping.
The string is coated with a mixture of rice paste and ground glass to strengthen and render it capable of slashing through opponent's maanjha.
The kite string is coated with ground glass, which turns into a blade.
Results: Findings on HRCT in MTB included miliary nodularity (16/16), alveolar lesions such as ground glass attenuation and/or consolidation (5/16), lymphadenopathy (8/16), peribronchovascular interstitial thickening (1/16), emphysema (1/16), pleural pathology (2/16), and pericardial effusion (2/16).
accommodate the ground glass lens, the sight requires a different pin guard that has a threaded outer ring to lock the lens in place.
High resolution chest CT had diffuse ground glass opacities with areas of peripheral consolidation involving all lobes (Fig.